CN106175829A - A kind of portable minisize Doppler ultrasound equipment and method of work thereof - Google Patents
A kind of portable minisize Doppler ultrasound equipment and method of work thereof Download PDFInfo
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- CN106175829A CN106175829A CN201610562470.6A CN201610562470A CN106175829A CN 106175829 A CN106175829 A CN 106175829A CN 201610562470 A CN201610562470 A CN 201610562470A CN 106175829 A CN106175829 A CN 106175829A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/488—Diagnostic techniques involving Doppler signals
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
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Abstract
The invention discloses a kind of portable minisize Doppler ultrasound equipment and method of work thereof, fixed seat formed by handle, casing, image viewing screen, control panel, charging plug, probe pen, probe pen；Probe pen slowly moves needing diagnosis of partial, after the ultrasonic reflections that radiating circuit in probe pen sends is returned, process through signal reception and signal conditioning circuit, high-speed a/d capture card carries out data acquisition, the data gathered are after image conversion processes, being imaged on image viewing screen, image is observed, is diagnosed by staff.A kind of portable minisize Doppler ultrasound equipment of the present invention, this plant automation degree is high, compact, it is simple to carry, and structure design precision, imaging clearly, diagnosis effect is good.
Description
Technical field
The invention belongs to technical field of medical instruments, be specifically related to a kind of portable minisize Doppler ultrasound equipment.
Background technology
At present, the kind of ultrasound medical imaging diagnostic apparatus is the most various, and their outstanding feature is: 1. lossless to human body
Wound, this is also to diagnose topmost difference with x-ray, is therefore particularly suited for the inspection of obstetrics and infant；2. can enter easily
The continuous Real Time Observation of Mobile state, the diasonograph more than middle-grade, leaves image output interface more, makes image be prone to employing many
Kind of form (record a video, print, photosensitive imaging, Computer Storage etc.) is retained and is transmitted and exchanges；3. can use ultrasonic due to it
Pulse echo method is detected, so being particularly well-suited to the diagnosis of chest internal organs, heart, ophthalmology and department of obstetrics and gynecology, and to skeleton
Or containing organs and tissues such as the pulmonary of gas, then can preferably imaging, the Diagnosis feature of this and orthovoltage x-ray exactly can the most more
Mend；4. from the contrast of quantity of information, diasonograph uses computer digit image processing, and the most relatively X-ray film is remembered
Image amount of information and the definition of record are slightly lower.
When patient or anemia of pregnant woman are checked by medical worker, it is often necessary to use Doppler ultrasonic diagnosis apparatus, present medical matters people
What member was commonly used is traditional diagnostic apparatus.Traditional diagnostic apparatus is typically by supporting base, mainframe box and probe apparatus, and structure is relatively
For complexity, mobile inconvenience, and function singleness, it is impossible to meet the use requirement of medical worker well, thus dally over one's work
Process, add great work difficulty to medical worker.
Along with the raising of people's living standard, people increasingly focus on the health problem of self, due to the limit of medical condition
System so that many people are difficult to self-disease diagnosis, hence in so that diasonograph becomes necessary auxiliary equipment, but existing
Operation complexity when some innovation fixed ultrasonic doppler diagnostics of list function use, and the heaviest, it is difficult to meet the day of people
Often life requirement, there is also defect in terms of building material, and potential safety hazard is bigger, is not well solved simultaneously.
Summary of the invention
In order to solve above-mentioned technical problem, the present invention provides a kind of portable minisize Doppler ultrasound equipment, including:
Handle 1, casing 2, image viewing screen 3, control panel 4, charging plug 5, probe pen 6, probe pen fixes seat 7；Described handle 1 is positioned at case
Above body 2, handle 1 profile semicircular in shape structure；Described casing 2 is rectangular configuration, water-tight corrosion-proof corrosion material be made, its
Size is 30cm～40cm (length) × 18cm～25cm (wide) × 10cm～15cm (thick)；Described image viewing screen 3 is embedded in case
Body 2 anterior face, the embedded degree of depth is between 5cm～10cm, and image viewing screen 3 is made up of liquid crystal board；Described control panel 4
In casing 2 lower front, by rotary shaft and casing 2 base chain connection, control panel 4 rotational angle on rear side of control panel 4
Scope is between-30 °～90 °, when control panel 4 anglec of rotation is 90 °, agrees with the groove of casing 2 front portion, control panel 4
On be disposed with some buttons and knob；Described probe pen is fixed seat 7 and is positioned at above casing 2 side, and probe pen is fixed seat 7 and tied for semicircular ring
Structure, its material is PVC material；Described probe pen 6 and probe pen fix seat 7 in casing 2 the same side, and probe pen 6 is solid with casing 2 by wire
Fixed connection；Described charging plug 5 is positioned at casing 2 opposite side, and charging plug 5 is fixedly mounted on casing 2 another side by wire
Lower section, casing 2 is provided with louvre in the middle part of another side.
Further, described probe pen 6 includes: cable connector 1, insulation crust 6-2, press button 6-3, inductive probe
6-4, lower protective layer 6-5, acoustic impedance matching layer 6-6, electrode 6-7, piezoelectric quartz crystal 6-8, pad sound-absorbing material 6-9, acoustics
Insulating barrier 6-10, electrode cable 6-11；Wherein said insulation crust 6-2 is made by insulant, and its profile is cylinder knot
Structure, the length of insulation crust 6-2 is between 12cm～18cm；Described cable connector 1 one end is fixedly mounted on insulation crust
6-2 top, cable connector 1 other end is fixing with casing 2 to be connected；Described press button 6-3 is a round button, button
Switch 6-3 is arranged on insulation crust 6-2 bottom, and the distance of itself and insulation crust 6-2 bottom surface is between 2cm～4cm；Described sensing
Probe 6-4 is positioned at bottom insulation crust 6-2, and its structure is semi-spherical shape；Described lower protective layer 6-5 is positioned at probe pen 6 lower inside,
The thickness of lower protective layer 6-5 is about λ/4；Described lower protective layer 6-5 is provided above acoustic impedance matching layer 6-6；Described electrode 6-7
Being positioned at above acoustic impedance matching layer 6-6, electrode 6-7 number is 2, is provided with piezoelectric quartz crystal 6-8 between 2 plate electrode 6-7；
Described pad sound-absorbing material 6-9 is positioned at probe pen 6 middle inside, and pad sound-absorbing material 6-9 material is that epoxy resin adds tungsten powder；Described
Electrode cable 6-11 lower end is fixing with electrode 6-7 to be connected, and electrode cable 6-11 upper end is fixing with cable connector 1 to be connected；Institute
Stating acoustic insulation layer 6-10 and be positioned at probe pen 6 inner peripheral, the distance between acoustic insulation layer 6-10 and insulation crust 6-2 inwall exists
Between 5mm～12mm.
Further, described probe pen 6 is internally provided with radiating circuit 101 and signal reception and signal conditioning circuit 103, position
Control radiating circuit 101 in the control circuit 102 within casing 2 and produce ultrasonic signal, after probe pen 6 sends ultrasonic signal,
Processing through signal reception and signal conditioning circuit 103, signal is received and signal conditioning circuit by high-speed a/d capture card 104
Signal after 103 process carries out data acquisition, and it is internal that high-speed a/d capture card 104 is positioned at casing 2, and controlled circuit 102 controls；
The data that high-speed a/d capture card 104 gathers, through PC isa bus interface 105, carry out image conversion according to instrument drivers 106
Processing, the button on operation control panel 4, image viewing screen 3 demonstrates respective image.
Further, described inductive probe 6-4 by macromolecular material pressing mold molding, the constituent of inductive probe 6-4 and
Manufacture process is as follows:
One, inductive probe 6-4 constituent:
Count by weight, α-methyl styrene-methyl methacrylate copolymer 72～115 parts, d-frans-2,2-bis-
Methyl-3-(2-methyl-1-propylene base) cyclopropane-carboxylic acid (E)-1-acetenyl-2-methyl-amyl-2-alkenyl esters 38～95 parts, [2-
[(2-chloro-4 nitrophenyl) azo]-5-(lignocaine) phenyl] carbamic acid (2-ethoxyethyl group) ester 102～163 parts,
(RS)-alpha-cyano-3-benzyloxy phenoxy base (IRS)-suitable, trans-3-(2,2-bis-chloroethene) thiazolinyl-2,2-dimethyl cyclopropane carboxylic acid's ester 22
～68 parts, (S) alpha-cyano-phenoxy benzyl (1R, 3R)-3-(2,2-dibromo vinyl)-2,2-dimethyl cyclopropane carboxylic acid's ester
66～118 parts, 3-phenoxy benzyl (RS)-3-(2,2-dichloroethylene)-2,2-dimethyl cyclopropane carboxylic acid's ester 93～178
Part, concentration is 3-phenoxy benzyl-2 of 48ppm～82ppm, 2-dimethyl-3-(2,2-dichloroethylene)-1-cyclopropane carboxylic acid
Acid esters 112～196 parts, Z-(1R, S)-cis-2,2-dimethyl-3-(chloro-3,3, the 3-tri-fluoro-1-acrylic of 2-) cyclopropane carboxylic acid
Acid 52～108 parts, (1R)-trans-2,2-dimethyl-3-(2-methyl-1-propylene base)-cyclopropane-carboxylic acid-3-phenoxy benzyl
Ester 42～90 parts, cross-linking agent 77～117 parts, 6-[(2-ethoxy) amino]-4-methyl-2-[[3-(2-benzyl ethyoxyl) third
Base] amino]-3-pyridine nitrile 33～62 parts, N-[5-[double (2-methoxy ethyl) amino]-2-[(2-cyano group-4,6-dinitro benzene
Base) azo] phenyl]-acetamide 18～55 parts, N-[5-(acetylamino)-4-[(2-bromo-4,6-dinitrophenyl) azo]-2-
Methoxyphenyl]-Β-alanine-2-methoxy ethyl ester 66～108 parts, N-[5-[two (2-ethoxy) amino]-2-
[(2-bromo-6-cyano group-4-nitrobenzophenone) azo] phenyl] acetamide 82～145 parts；
Described cross-linking agent be 2-hydroxy-n-(2-ethoxy)-3-methoxyl group-5-(2-acrylic) benzamide, N, N-diisopropyl-
Any one in 2-[4-morpholinodithio sulfenamide, biacetyl acetyl-2-chloro-5-dimethyl-p-phenylenediamine；
Two, the manufacture process of inductive probe 6-4, comprises the steps of
1st step: add ultra-pure water 1022～1576 parts that electrical conductivity is 1.12 μ S/cm～3.44 μ S/cm in a kettle., start
Agitator in reactor, rotating speed is 48rpm～92rpm, starts heat pump, makes reactor temperature rise to 42 DEG C～69 DEG C；
It is sequentially added into α-methyl styrene-methyl methacrylate copolymer, d-frans-2,2-dimethyl-3-(2-methyl isophthalic acid-the third
Thiazolinyl) cyclopropane-carboxylic acid (E)-1-acetenyl-2-methyl-amyl-2-alkenyl esters, [2-[(2-chloro-4 nitrophenyl) azo]-5-
(lignocaine) phenyl] carbamic acid (2-ethoxyethyl group) ester, stirring is to being completely dissolved, and regulation pH value is 1.5～5.2, will
Agitator speed is adjusted to 112rpm～155rpm, and temperature is 75 DEG C～114 DEG C, esterification 12～28 hours；
2nd step: take (RS)-alpha-cyano-3-benzyloxy phenoxy base (IRS)-suitable, trans-3-(2,2-bis-chloroethene) thiazolinyl-2,2-diformazan basic ring
Carboxylate, (S) alpha-cyano-phenoxy benzyl (1R, 3R)-3-(2,2-dibromo vinyl)-2,2-dimethylcyclopropane carboxylic
Acid esters is pulverized, and powder diameter is 1000～1800 mesh；Addition 3-phenoxy benzyl (RS)-3-(2,2-dichloroethylene)-
2,2-dimethyl cyclopropane carboxylic acid's ester mix homogeneously, are laid in pallet, and tiling thickness is 15mm～28mm, and employing dosage is
5.2kGy～8.5kGy, energy are the alpha ray irradiation 85 of 8.0MeV～22MeV～163 minutes, and the β ray of Isodose
Irradiation 72～127 minutes；
3rd step: the mixed-powder processed through the 2nd step is dissolved in 3-phenoxy benzyl-2,2-dimethyl-3-(2,2-dichloroethylene
Base) in-1-cyclopropanecarboxylcompound, add reactor, agitator speed is 102rpm～172rpm, and temperature is 54 DEG C～107 DEG C,
Starting vacuum pump makes the vacuum of reactor reach-0.28MPa～2.24MPa, keeps this state response 15～22 hours；Pressure release
And it is passed through radon gas, making reacting kettle inner pressure is 0.52MPa～1.28MPa, and insulation stands 18～34 hours；Agitator speed promotes
To 184rpm～256rpm, simultaneous reactions still pressure release to 0MPa；It is sequentially added into Z-(1R, S)-cis-2,2-dimethyl-3-(2-
Chloro-3,3,3-tri-fluoro-1-acrylic) cyclopropane-carboxylic acid, (1R)-trans-2,2-dimethyl-3-(2-methyl-1-propylene base)-ring
After propanecarboxylic acid's-3-phenoxy benzyl ester is completely dissolved, add cross-linking agent stirring mixing so that the hydrophilic and oleophilic of reactor solution
Equilibrium valve is 4.8～7.6, and insulation stands 8～14 hours；
4th step: when agitator speed is 118rpm～183rpm, is sequentially added into 6-[(2-ethoxy) amino]-4-methyl-2-
[[3-(2-benzyl ethyoxyl) propyl group] amino]-3-pyridine nitrile, N-[5-[double (2-methoxy ethyl) amino]-2-[(2-cyanogen
Base-4,6-dinitrophenyl) azo] phenyl]-acetamide, N-[5-(acetylamino)-4-[(2-bromo-4,6-dinitrophenyl)
Azo]-2-methoxyphenyl]-Β-alanine-2-methoxy ethyl ester and N-[5-[two (2-ethoxy) amino]-2-
[(2-bromo-6-cyano group-4-nitrobenzophenone) azo] phenyl] acetamide, promote reactor pressure so that it is reach 0.8MPa～
1.4MPa, temperature is 127 DEG C～204 DEG C, polyreaction 21～36 hours；After having reacted, reacting kettle inner pressure is down to
0MPa, is cooled to 36 DEG C～48 DEG C, and discharging enters molding press and can be prepared by inductive probe 6-4.
Further, the invention also discloses the method for work of a kind of portable minisize Doppler ultrasound equipment, should
Method includes following step:
1st step: joint power supply, staff presses the press button 6-3 on probe pen 6 insulation crust 6-2, by inductive probe 6-4
It is placed on and needs diagnostic position, and regular the most slowly move inductive probe 6-4；
2nd step: during inductive probe 6-4 slowly moves, piezoelectric quartz crystal 6-8 receives electrode cable 6-11 transmission
Pulse signal produces mechanical ultrasonic vibration, and supersonic vibration is converted to the signal of telecommunication；Machinery is produced at piezoelectric quartz crystal 6-8
During supersonic vibration, acoustic insulation layer 6-10 stops ultrasonic energy to be launched to insulation crust 6-2, causes reflection interference；Pad
Lining sound-absorbing material 6-9 decays and absorbs the ultrasonic energy of piezoelectric quartz crystal 6-8 backward radiation, makes ultrasonic energy not sensing
Roundtrip in probe 6-4, thus decrease the sensitive time of inductive probe 6-4；
3rd step: after the ultrasonic emitting circuit 101 being made up of piezoelectric quartz crystal 6-8 launches ultrasound wave, signal receives and signal
Modulate circuit 103 carries out detection, Filtering Processing to ultrasonic signal, and the ultrasonic signal after process is through high-speed a/d capture card
104 carry out data acquisition, and the data of collection enter PC data storage center, instrument driving by PC isa bus interface 105
Program 106 carries out image conversion process to the data gathered, and staff, by button and knob on regulation control panel 4, passes through
Observe the imaging on image viewing screen 3, by image adjustment to the best visual effect, further the image at diagnosed position is carried out
Observe and diagnosis.
A kind of portable minisize Doppler ultrasound equipment disclosed by the invention, has an advantage in that:
(1) this apparatus structure is simple, and compact is easy to carry, it is simple to use；
(2) this plant automation degree is high, easy and simple to handle, is easily understood；
(3) this device diagnosis precision, imaging clearly, diagnosis effect is good.
A kind of portable minisize Doppler ultrasound equipment of the present invention, this plant automation degree is high, volume
Small and exquisite, it is simple to carry, structure design precision, imaging clearly, diagnosis effect is good.
Accompanying drawing explanation
Fig. 1 is heretofore described a kind of portable minisize Doppler ultrasound equipment schematic diagram.
Fig. 2 is heretofore described probe pen structural representation.
Fig. 3 is heretofore described probe pen workflow diagram.
Fig. 4 is heretofore described ultrasonic emitting circuit diagram.
Fig. 5 is that heretofore described ultrasound wave receives circuit diagram.
Fig. 6 is that the heretofore described corrosion-resistant degree of inductive probe material is with using time variation diagram.
In figure 1 above～Fig. 3, handle 1, casing 2, image viewing screen 3, control panel 4, charging plug 5, probe pen 6, cable
Line union joint 1, insulation crust 6-2, press button 6-3, inductive probe 6-4, lower protective layer 6-5, acoustic impedance matching layer 6-6, electricity
Pole 6-7, piezoelectric quartz crystal 6-8, pad sound-absorbing material 6-9, acoustic insulation layer 6-10, electrode cable 6-11, probe pen fixes seat
7, radiating circuit 101, control circuit 102, signal receives and signal conditioning circuit 103, high-speed a/d capture card 104, PC ISA
EBI 105, instrument drivers 106.
Detailed description of the invention
A kind of portable minisize Doppler ultrasound equipment provided the present invention with embodiment below in conjunction with the accompanying drawings enters
Row further illustrates.
As it is shown in figure 1, be heretofore described a kind of portable minisize Doppler ultrasound equipment schematic diagram, from figure
Find out in 1, including: handle 1, casing 2, image viewing screen 3, control panel 4, charging plug 5, probe pen 6, probe pen fixes seat 7；Institute
State handle 1 and be positioned at above casing 2, handle 1 profile semicircular in shape structure；Described casing 2 is rectangular configuration, by waterproof anti-corrosion material
Material is made, and its size is 30cm～40cm (length) × 18cm～25cm (wide) × 10cm～15cm (thick)；Described image is looked into
Seeing that screen 3 is embedded in casing 2 anterior face, the embedded degree of depth is between 5cm～10cm, and image viewing screen 3 is made up of liquid crystal board；Institute
State control panel 4 and be positioned at casing 2 lower front, by rotary shaft and casing 2 base chain connection, manipulation on rear side of control panel 4
Panel 4 rotational angle range is between-30 °～90 °, when control panel 4 anglec of rotation is 90 °, with the groove contract of casing 2 front portion
Close, control panel 4 is disposed with some buttons and knob；Described probe pen is fixed seat 7 and is positioned at above casing 2 side, and probe pen is fixed
Seat 7 is semicircular ring structure, and its material is PVC material；Described probe pen 6 is fixed seat 7 with probe pen and is passed through in casing 2 the same side, probe pen 6
Wire is fixing with casing 2 to be connected；Described charging plug 5 is positioned at casing 2 opposite side, and charging plug 5 is fixedly mounted on by wire
Below casing 2 another side, casing 2 is provided with louvre in the middle part of another side.
As in figure 2 it is shown, be heretofore described probe pen structural representation, finding out from Fig. 2 or Fig. 1, probe pen 6 includes:
Cable connector 1, insulation crust 6-2, press button 6-3, inductive probe 6-4, lower protective layer 6-5, acoustic impedance matching layer 6-
6, electrode 6-7, piezoelectric quartz crystal 6-8, pad sound-absorbing material 6-9, acoustic insulation layer 6-10, electrode cable 6-11；Wherein institute
Stating insulation crust 6-2 to be made by insulant, its profile is column structure, the length of insulation crust 6-2 at 12cm～
Between 18cm；Described cable connector 1 one end is fixedly mounted on insulation crust 6-2 top, cable connector 1 other end with
Casing 2 is fixing to be connected；Described press button 6-3 is a round button, and press button 6-3 is arranged on insulation crust 6-2 bottom,
The distance of itself and insulation crust 6-2 bottom surface is between 2cm～4cm；Described inductive probe 6-4 is positioned at bottom insulation crust 6-2, its
Structure is semi-spherical shape；Described lower protective layer 6-5 is positioned at probe pen 6 lower inside, and the thickness of lower protective layer 6-5 is about λ/4；Described
Lower protective layer 6-5 is provided above acoustic impedance matching layer 6-6；Described electrode 6-7 is positioned at above acoustic impedance matching layer 6-6, electrode
6-7 number is 2, is provided with piezoelectric quartz crystal 6-8 between 2 plate electrode 6-7；Described pad sound-absorbing material 6-9 is positioned at probe pen 6
Middle inside, pad sound-absorbing material 6-9 material is that epoxy resin adds tungsten powder；Described electrode cable 6-11 lower end is solid with electrode 6-7
Fixed connection, electrode cable 6-11 upper end is fixing with cable connector 1 to be connected；Described acoustic insulation layer 6-10 is positioned at probe pen 6
Side periphery, the distance between acoustic insulation layer 6-10 and insulation crust 6-2 inwall is between 5mm～12mm.
As it is shown on figure 3, be heretofore described probe pen workflow diagram, finding out from Fig. 3 or Fig. 1, probe pen 6 is internal to be set
It is equipped with radiating circuit 101 to receive and signal conditioning circuit 103 with signal, is positioned at the control circuit 102 within casing 2 and controls to launch
Circuit 101 produces ultrasonic signal, after probe pen 6 sends ultrasonic signal, receives and at signal conditioning circuit 103 through signal
Reason, the signal after signal reception and signal conditioning circuit 103 are processed by high-speed a/d capture card 104 carries out data acquisition, high speed A/
It is internal that D capture card 104 is positioned at casing 2, and controlled circuit 102 controls；The data that high-speed a/d capture card 104 gathers are through PC ISA
EBI 105, carries out image conversion process, the button on operation control panel 4, image viewing according to instrument drivers 106
Screen 3 demonstrates respective image.
The work process of a kind of portable minisize Doppler ultrasound equipment of the present invention is:
1st step: joint power supply, staff presses the press button 6-3 on probe pen 6 insulation crust 6-2, by inductive probe 6-4
It is placed on and needs diagnostic position, and regular the most slowly move inductive probe 6-4；
2nd step: during inductive probe 6-4 slowly moves, piezoelectric quartz crystal 6-8 receives electrode cable 6-11 transmission
Pulse signal produces mechanical ultrasonic vibration, and supersonic vibration is converted to the signal of telecommunication；Machinery is produced at piezoelectric quartz crystal 6-8
During supersonic vibration, acoustic insulation layer 6-10 stops ultrasonic energy to be launched to insulation crust 6-2, causes reflection interference；Pad
Lining sound-absorbing material 6-9 decays and absorbs the ultrasonic energy of piezoelectric quartz crystal 6-8 backward radiation, makes ultrasonic energy not sensing
Roundtrip in probe 6-4, thus decrease the sensitive time of inductive probe 6-4；
3rd step: after the ultrasonic emitting circuit 101 being made up of piezoelectric quartz crystal 6-8 launches ultrasound wave, signal receives and signal
Modulate circuit 103 carries out detection, Filtering Processing to ultrasonic signal, and the ultrasonic signal after process is through high-speed a/d capture card
104 carry out data acquisition, and the data of collection enter PC data storage center, instrument driving by PC isa bus interface 105
Program 106 carries out image conversion process to the data gathered, and staff, by button and knob on regulation control panel 4, passes through
Observe the imaging on image viewing screen 3, by image adjustment to the best visual effect, further the image at diagnosed position is carried out
Observe and diagnosis.
A kind of portable minisize Doppler ultrasound equipment of the present invention, this plant automation degree is high, volume
Small and exquisite, it is simple to carry, structure design precision, imaging clearly, diagnosis effect is good.
The following is the embodiment of the manufacture process of inductive probe 6-4 of the present invention, embodiment is to further illustrate
Present disclosure, but should not be construed as limitation of the present invention.Without departing from the spirit and substance of the case in the present invention, to this
Amendment that inventive method, step or condition are made and replacement, belong to the scope of the present invention.
If not specializing, the conventional means that technological means used in embodiment is well known to those skilled in the art.
Embodiment 1
Manufacture inductive probe 6-4 of the present invention according to following steps, and count by weight:
1st step: add the ultra-pure water 1022 parts that electrical conductivity is 1.12 μ S/cm in a kettle., start agitator in reactor, turn
Speed is 48rpm, starts heat pump, makes reactor temperature rise to 42 DEG C；It is sequentially added into α-methyl styrene-methacrylic acid
Methyl copolymer 72 parts, d-frans-2,2-dimethyl-3-(2-methyl-1-propylene base) cyclopropane-carboxylic acid (E)-1-acetylene
Base-2-methyl-amyl-2-alkenyl esters 38 parts, [2-[(2-chloro-4 nitrophenyl) azo]-5-(lignocaine) phenyl] amino first
Acid (2-ethoxyethyl group) ester 102 parts, stirring is to being completely dissolved, and regulation pH value is 1.5, and agitator speed is adjusted to 112rpm,
Temperature is 75 DEG C, esterification 12 hours；
2nd step: take (RS)-alpha-cyano-3-benzyloxy phenoxy base (IRS)-suitable, trans-3-(2,2-bis-chloroethene) thiazolinyl-2,2-diformazan basic ring
Carboxylate 22 parts, (S) alpha-cyano-phenoxy benzyl (1R, 3R)-3-(2,2-dibromo vinyl)-2,2-diformazan basic ring third
Alkane carboxylate 66 parts is pulverized, and powder diameter is 1000 mesh；Add 3-phenoxy benzyl (RS)-3-(2,2-dichloroethylene
Base)-2,93 parts of mix homogeneously of 2-dimethyl cyclopropane carboxylic acid's ester, it is laid in pallet, tiling thickness is 15mm, and employing dosage is
5.2kGy, energy are the alpha ray irradiation 85 minutes of 8.0MeV, and the β x ray irradiation x of Isodose 72 minutes；
3rd step: the mixed-powder processed through the 2nd step be dissolved in 3-phenoxy benzyl-2,2-dimethyl-3-that concentration is 48ppm (2,
2-dichloroethylene) in-1-cyclopropanecarboxylcompound 112 parts, add reactor, agitator speed is 102rpm, and temperature is 54 DEG C,
Starting vacuum pump makes the vacuum of reactor reach-0.28MPa, keeps this state response 15 hours；Pressure release is also passed through radon gas, makes
Reacting kettle inner pressure is 0.52MPa, and insulation stands 18 hours；Agitator speed is promoted to 184rpm, and simultaneous reactions still pressure release is extremely
0MPa；It is sequentially added into Z-(1R, S)-cis-2,2-dimethyl-3-(the fluoro-1-acrylic of the chloro-3,3,3-of 2-tri-) cyclopropane-carboxylic acid
52 parts, (1R)-trans-2,2-dimethyl-3-(2-methyl-1-propylene base)-cyclopropane-carboxylic acid-3-phenoxy benzyl ester 42 parts is complete
After CL, add cross-linking agent 77 parts stirring mixing so that the hydrophile-lipophile balance value of reactor solution is 4.8, is incubated standing 8
Hour；
4th step: when agitator speed is 118rpm, is sequentially added into 6-[(2-ethoxy) amino]-4-methyl-2-[[3-(2-
Benzyl ethyoxyl) propyl group] amino]-3-pyridine nitrile 33 parts, N-[5-[double (2-methoxy ethyl) amino]-2-[(2-cyano group-
4,6-dinitrophenyls) azo] phenyl]-acetamide 18 parts, N-[5-(acetylamino)-4-[(2-bromo-4,6-dinitrophenyl)
Azo]-2-methoxyphenyl]-Β-alanine-2-methoxy ethyl ester 66 parts, N-[5-[two (2-ethoxy) amino]-2-
[(2-bromo-6-cyano group-4-nitrobenzophenone) azo] phenyl] acetamide 82 parts, promote reactor pressure so that it is reach 0.8MPa,
Temperature is 127 DEG C, polyreaction 21 hours；After having reacted, reacting kettle inner pressure is down to 0MPa, is cooled to 36 DEG C, discharging,
Enter molding press and can be prepared by inductive probe 6-4；
Described cross-linking agent is 2-hydroxy-n-(2-ethoxy)-3-methoxyl group-5-(2-acrylic) benzamide.
Embodiment 2
Manufacture inductive probe 6-4 of the present invention according to following steps, and count by weight:
1st step: add the ultra-pure water 1342 parts that electrical conductivity is 2.08 μ S/cm in a kettle., start agitator in reactor, turn
Speed is 69rpm, starts heat pump, makes reactor temperature rise to 58 DEG C；It is sequentially added into α-methyl styrene-methacrylic acid
Methyl copolymer 96 parts, d-frans-2,2-dimethyl-3-(2-methyl-1-propylene base) cyclopropane-carboxylic acid (E)-1-acetylene
Base-2-methyl-amyl-2-alkenyl esters 69 parts, [2-[(2-chloro-4 nitrophenyl) azo]-5-(lignocaine) phenyl] amino first
Acid (2-ethoxyethyl group) ester 132 parts, stirring is to being completely dissolved, and regulation pH value is 3.4, and agitator speed is adjusted to 132rpm,
Temperature is 94 DEG C, esterification 18 hours；
2nd step: take (RS)-alpha-cyano-3-benzyloxy phenoxy base (IRS)-suitable, trans-3-(2,2-bis-chloroethene) thiazolinyl-2,2-diformazan basic ring
Carboxylate 45 parts, (S) alpha-cyano-phenoxy benzyl (1R, 3R)-3-(2,2-dibromo vinyl)-2,2-diformazan basic ring third
Alkane carboxylate 93 parts is pulverized, and powder diameter is 1400 mesh；Add 3-phenoxy benzyl (RS)-3-(2,2-dichloroethylene
Base)-2,133 parts of mix homogeneously of 2-dimethyl cyclopropane carboxylic acid's ester, it is laid in pallet, tiling thickness is 22mm, uses dosage
For alpha ray irradiation that 6.7kGy, energy are 15MeV 125 minutes, and the β x ray irradiation x of Isodose 104 minutes；
3rd step: the mixed-powder processed through the 2nd step be dissolved in 3-phenoxy benzyl-2,2-dimethyl-3-that concentration is 62ppm (2,
2-dichloroethylene) in-1-cyclopropanecarboxylcompound 155 parts, add reactor, agitator speed is 138rpm, and temperature is 78 DEG C,
Starting vacuum pump makes the vacuum of reactor reach 1.52MPa, keeps this state response 19 hours；Pressure release is also passed through radon gas, makes
Reacting kettle inner pressure is 0.82MPa, and insulation stands 24 hours；Agitator speed is promoted to 224rpm, and simultaneous reactions still pressure release is extremely
0MPa；It is sequentially added into Z-(1R, S)-cis-2,2-dimethyl-3-(the fluoro-1-acrylic of the chloro-3,3,3-of 2-tri-) cyclopropane-carboxylic acid
78 parts, (1R)-trans-2,2-dimethyl-3-(2-methyl-1-propylene base)-cyclopropane-carboxylic acid-3-phenoxy benzyl ester 66 parts is complete
After CL, add cross-linking agent 95 parts stirring mixing so that the hydrophile-lipophile balance value of reactor solution is 5.8, and insulation stands
11 hours；
4th step: when agitator speed is 152rpm, is sequentially added into 6-[(2-ethoxy) amino]-4-methyl-2-[[3-(2-
Benzyl ethyoxyl) propyl group] amino]-3-pyridine nitrile 48 parts, N-[5-[double (2-methoxy ethyl) amino]-2-[(2-cyano group-
4,6-dinitrophenyls) azo] phenyl]-acetamide 36 parts, N-[5-(acetylamino)-4-[(2-bromo-4,6-dinitrophenyl)
Azo]-2-methoxyphenyl]-Β-alanine-2-methoxy ethyl ester 83 parts, N-[5-[two (2-ethoxy) amino]-2-
[(2-bromo-6-cyano group-4-nitrobenzophenone) azo] phenyl] acetamide 114 parts, promote reactor pressure so that it is reach 1.1MPa,
Temperature is 168 DEG C, polyreaction 28 hours；After having reacted, reacting kettle inner pressure is down to 0MPa, is cooled to 42 DEG C, discharging,
Enter molding press and can be prepared by inductive probe 6-4；
Described cross-linking agent is biacetyl acetyl-2-chloro-5-dimethyl-p-phenylenediamine.
Embodiment 3
Manufacture inductive probe 6-4 of the present invention according to following steps, and count by weight:
1st step: add the ultra-pure water 1576 parts that electrical conductivity is 3.44 μ S/cm in a kettle., start agitator in reactor, turn
Speed is 92rpm, starts heat pump, makes reactor temperature rise to 49 DEG C；It is sequentially added into α-methyl styrene-methacrylic acid
Methyl copolymer 1 15 parts, d-frans-2,2-dimethyl-3-(2-methyl-1-propylene base) cyclopropane-carboxylic acid (E)-1-acetylene
Base-2-methyl-amyl-2-alkenyl esters 95 parts, [2-[(2-chloro-4 nitrophenyl) azo]-5-(lignocaine) phenyl] amino first
Acid (2-ethoxyethyl group) ester 163 parts, stirring is to being completely dissolved, and regulation pH value is 5.2, and agitator speed is adjusted to 155rpm,
Temperature is 114 DEG C, esterification 28 hours；
2nd step: take (RS)-alpha-cyano-3-benzyloxy phenoxy base (IRS)-suitable, trans-3-(2,2-bis-chloroethene) thiazolinyl-2,2-diformazan basic ring
Carboxylate 68 parts, (S) alpha-cyano-phenoxy benzyl (1R, 3R)-3-(2,2-dibromo vinyl)-2,2-diformazan basic ring third
Alkane carboxylate 118 parts is pulverized, and powder diameter is 1800 mesh；Add 3-phenoxy benzyl (RS)-3-(2,2-dichloroethylene
Base)-2,178 parts of mix homogeneously of 2-dimethyl cyclopropane carboxylic acid's ester, it is laid in pallet, tiling thickness is 28mm, uses dosage
For alpha ray irradiation that 8.5kGy, energy are 22MeV 163 minutes, and the β x ray irradiation x of Isodose 127 minutes；
3rd step: the mixed-powder processed through the 2nd step be dissolved in 3-phenoxy benzyl-2,2-dimethyl-3-that concentration is 82ppm (2,
2-dichloroethylene) in-1-cyclopropanecarboxylcompound 196 parts, add reactor, agitator speed is 172rpm, and temperature is 107
DEG C, start vacuum pump and make the vacuum of reactor reach 2.24MPa, keep this state response 22 hours；Pressure release is also passed through radon gas,
Making reacting kettle inner pressure is 1.28MPa, and insulation stands 34 hours；Agitator speed is promoted to 256rpm, simultaneous reactions still pressure release
To 0MPa；It is sequentially added into Z-(1R, S)-cis-2,2-dimethyl-3-(the fluoro-1-acrylic of the chloro-3,3,3-of 2-tri-) cyclopropane carboxylic acid
Acid 108 parts, (1R)-trans-2,2-dimethyl-3-(2-methyl-1-propylene base)-cyclopropane-carboxylic acid-3-phenoxy benzyl ester 90
After part is completely dissolved, add cross-linking agent 117 parts stirring mixing so that the hydrophile-lipophile balance value of reactor solution is 7.6, insulation
Stand 14 hours；
4th step: when agitator speed is 183rpm, is sequentially added into 6-[(2-ethoxy) amino]-4-methyl-2-[[3-(2-
Benzyl ethyoxyl) propyl group] amino]-3-pyridine nitrile 62 parts, N-[5-[double (2-methoxy ethyl) amino]-2-[(2-cyano group-
4,6-dinitrophenyls) azo] phenyl]-acetamide 55 parts, N-[5-(acetylamino)-4-[(2-bromo-4,6-dinitrophenyl)
Azo]-2-methoxyphenyl]-Β-alanine-2-methoxy ethyl ester 108 parts, N-[5-[two (2-ethoxy) amino]-
2-[(2-bromo-6-cyano group-4-nitrobenzophenone) azo] phenyl] acetamide 145 parts, promote reactor pressure so that it is reach
1.4MPa, temperature is 204 DEG C, polyreaction 36 hours；After having reacted, reacting kettle inner pressure is down to 0MPa, is cooled to 48
DEG C, discharging, enter molding press and can be prepared by inductive probe 6-4；
Described cross-linking agent is N, N-diisopropyl-2-[4-morpholinodithio sulfenamide.
Reference examples
Reference examples is the inductive probe of certain brand commercially available.
Embodiment 4
Inductive probe described in inductive probe 6-4 embodiment 1～3 prepared and reference examples carries out using effect contrast.
Adding up the two Unit Weight, response time, material aging rate, transfer rate, result is as shown in table 1.
As seen from Table 1, inductive probe 6-4 of the present invention, its Unit Weight, response time, material aging rate, transmission
The indexs such as speed are superior to the product that prior art produces.
Additionally, Fig. 4 is heretofore described ultrasonic emitting circuit diagram；The ultrasound wave that Fig. 5 is heretofore described connects
Receive circuit diagram.Finding out in figure, heretofore described ultrasonic emitting circuit diagram and heretofore described ultrasound wave receive electricity
Road figure is better than the product that prior art produces.
As shown in Figure 6, it is the statistics that changes with the use time of the inductive probe corrosion-resistant degree of 6-4 material of the present invention.
Finding out in figure, inductive probe 6-4 used by embodiment 1～3, the corrosion-resistant degree of its material is existing with using time intensity of variation to be significantly better than
There is product.
Claims (5)
1. a portable minisize Doppler ultrasound equipment, including: handle (1), casing (2), image viewing screen (3), behaviour
Control panel (4), charging plug (5), probe pen (6), probe pen fixes seat (7)；It is characterized in that, described handle (1) is positioned at casing (2)
Top, handle (1) profile semicircular in shape structure；Described casing (2) is rectangular configuration, water-tight corrosion-proof corrosion material be made,
Its size is 30cm～40cm (length) × 18cm～25cm (wide) × 10cm～15cm (thick)；Described image viewing screen (3) is embedded
In casing (2) anterior face, the embedded degree of depth is between 5cm～10cm, and image viewing screen (3) is made up of liquid crystal board；Described behaviour
Control panel (4) is positioned at casing (2) lower front, and control panel (4) rear side passes through rotary shaft and casing (2) base chain connection,
Control panel (4) rotational angle range is between-30 °～90 °, when control panel (4) anglec of rotation is 90 °, front with casing (2)
The groove in portion agrees with, and control panel is disposed with some buttons and knob on (4)；Described probe pen is fixed seat (7) and is positioned at casing (2) side
Above face, it is semicircular ring structure that probe pen fixes seat (7), and its material is PVC material；Described probe pen (6) and probe pen are fixed seat (7) and are existed
Casing (2) the same side, probe pen (6) is connected by wire and casing (2) are fixing；Described charging plug (5) be positioned at casing (2) another
Side, charging plug (5) is fixedly mounted on below casing (2) another side by wire, is provided with in the middle part of casing (2) another side
Louvre.
A kind of portable minisize Doppler ultrasound equipment the most according to claim 1, it is characterised in that described probe pen
(6) including: cable connector (1), insulation crust (6-2), press button (6-3), inductive probe (6-4), lower protective layer (6-
5), acoustic impedance matching layer (6-6), electrode (6-7), piezoelectric quartz crystal (6-8), pad sound-absorbing material (6-9), acoustic insulation layer
(6-10), electrode cable (6-11)；Wherein said insulation crust (6-2) is made by insulant, and its profile is cylinder knot
Structure, the length of insulation crust (6-2) is between 12cm～18cm；Described cable connector (1) one end is fixedly mounted on insulation
Shell (6-2) top, cable connector (1) other end is fixing with casing (2) to be connected；Described press button (6-3) is one
Round button, press button (6-3) is arranged on insulation crust (6-2) bottom, and it exists with the distance of insulation crust (6-2) bottom surface
Between 2cm～4cm；Described inductive probe (6-4) is positioned at insulation crust (6-2) bottom, and its structure is semi-spherical shape；Described lower guarantor
Sheath (6-5) is positioned at probe pen (6) lower inside, and the thickness of lower protective layer (6-5) is about λ/4；Described lower protective layer (6-5) top
It is provided with acoustic impedance matching layer (6-6)；Described electrode (6-7) is positioned at acoustic impedance matching layer (6-6) top, electrode (6-7) number
It is 2, between 2 plate electrodes (6-7), is provided with piezoelectric quartz crystal (6-8)；Described pad sound-absorbing material (6-9) is positioned at probe pen
(6) middle inside, pad sound-absorbing material (6-9) material is that epoxy resin adds tungsten powder；Described electrode cable (6-11) lower end and electricity
Pole (6-7) is fixing to be connected, and electrode cable (6-11) upper end is fixing with cable connector (1) to be connected；Described acoustic insulation layer (6-
10) be positioned at probe pen (6) inner peripheral, the distance between acoustic insulation layer (6-10) and insulation crust (6-2) inwall at 5mm～
Between 12mm.
A kind of portable minisize Doppler ultrasound equipment the most according to claim 1, it is characterised in that described probe pen
(6) it is internally provided with radiating circuit (101) to receive and signal conditioning circuit (103) with signal, is positioned at the control that casing (2) is internal
Circuit (102) control radiating circuit (101) produce ultrasonic signal, after probe pen (6) sends ultrasonic signal, through signal receive and
Signal conditioning circuit (103) processes, and signal is received by high-speed a/d capture card (104) and signal conditioning circuit (103) processes
After signal carry out data acquisition, it is internal that high-speed a/d capture card (104) is positioned at casing (2), and controlled circuit (102) controls；High
The data that speed A/D capture card (104) gathers, through PC isa bus interface (105), carry out figure according to instrument drivers (106)
Pictureization processes, and the button in operation control panel (4), image viewing screen (3) demonstrates respective image.
A kind of portable minisize Doppler ultrasound equipment the most according to claim 2, it is characterised in that described sensing
Probe (6-4) is by macromolecular material pressing mold molding, and constituent and the manufacture process of inductive probe (6-4) are as follows:
One, inductive probe (6-4) constituent:
Count by weight, α-methyl styrene-methyl methacrylate copolymer 72～115 parts, d-frans-2,2-bis-
Methyl-3-(2-methyl-1-propylene base) cyclopropane-carboxylic acid (E)-1-acetenyl-2-methyl-amyl-2-alkenyl esters 38～95 parts, [2-
[(2-chloro-4 nitrophenyl) azo]-5-(lignocaine) phenyl] carbamic acid (2-ethoxyethyl group) ester 102～163 parts,
(RS)-alpha-cyano-3-benzyloxy phenoxy base (IRS)-suitable, trans-3-(2,2-bis-chloroethene) thiazolinyl-2,2-dimethyl cyclopropane carboxylic acid's ester 22
～68 parts, (S) alpha-cyano-phenoxy benzyl (1R, 3R)-3-(2,2-dibromo vinyl)-2,2-dimethyl cyclopropane carboxylic acid's ester
66～118 parts, 3-phenoxy benzyl (RS)-3-(2,2-dichloroethylene)-2,2-dimethyl cyclopropane carboxylic acid's ester 93～178
Part, concentration is 3-phenoxy benzyl-2 of 48ppm～82ppm, 2-dimethyl-3-(2,2-dichloroethylene)-1-cyclopropane carboxylic acid
Acid esters 112～196 parts, Z-(1R, S)-cis-2,2-dimethyl-3-(chloro-3,3, the 3-tri-fluoro-1-acrylic of 2-) cyclopropane carboxylic acid
Acid 52～108 parts, (1R)-trans-2,2-dimethyl-3-(2-methyl-1-propylene base)-cyclopropane-carboxylic acid-3-phenoxy benzyl
Ester 42～90 parts, cross-linking agent 77～117 parts, 6-[(2-ethoxy) amino]-4-methyl-2-[[3-(2-benzyl ethyoxyl) third
Base] amino]-3-pyridine nitrile 33～62 parts, N-[5-[double (2-methoxy ethyl) amino]-2-[(2-cyano group-4,6-dinitro benzene
Base) azo] phenyl]-acetamide 18～55 parts, N-[5-(acetylamino)-4-[(2-bromo-4,6-dinitrophenyl) azo]-2-
Methoxyphenyl]-Β-alanine-2-methoxy ethyl ester 66～108 parts, N-[5-[two (2-ethoxy) amino]-2-
[(2-bromo-6-cyano group-4-nitrobenzophenone) azo] phenyl] acetamide 82～145 parts；
Described cross-linking agent be 2-hydroxy-n-(2-ethoxy)-3-methoxyl group-5-(2-acrylic) benzamide, N, N-diisopropyl-
Any one in 2-[4-morpholinodithio sulfenamide, biacetyl acetyl-2-chloro-5-dimethyl-p-phenylenediamine；
Two, the manufacture process of inductive probe (6-4), comprises the steps of
1st step: add ultra-pure water 1022～1576 parts that electrical conductivity is 1.12 μ S/cm～3.44 μ S/cm in a kettle., start
Agitator in reactor, rotating speed is 48rpm～92rpm, starts heat pump, makes reactor temperature rise to 42 DEG C～69 DEG C；
It is sequentially added into α-methyl styrene-methyl methacrylate copolymer, d-frans-2,2-dimethyl-3-(2-methyl isophthalic acid-the third
Thiazolinyl) cyclopropane-carboxylic acid (E)-1-acetenyl-2-methyl-amyl-2-alkenyl esters, [2-[(2-chloro-4 nitrophenyl) azo]-5-
(lignocaine) phenyl] carbamic acid (2-ethoxyethyl group) ester, stirring is to being completely dissolved, and regulation pH value is 1.5～5.2, will
Agitator speed is adjusted to 112rpm～155rpm, and temperature is 75 DEG C～114 DEG C, esterification 12～28 hours；
2nd step: take (RS)-alpha-cyano-3-benzyloxy phenoxy base (IRS)-suitable, trans-3-(2,2-bis-chloroethene) thiazolinyl-2,2-diformazan basic ring
Carboxylate, (S) alpha-cyano-phenoxy benzyl (1R, 3R)-3-(2,2-dibromo vinyl)-2,2-dimethylcyclopropane carboxylic
Acid esters is pulverized, and powder diameter is 1000～1800 mesh；Addition 3-phenoxy benzyl (RS)-3-(2,2-dichloroethylene)-
2,2-dimethyl cyclopropane carboxylic acid's ester mix homogeneously, are laid in pallet, and tiling thickness is 15mm～28mm, and employing dosage is
5.2kGy～8.5kGy, energy are the alpha ray irradiation 85 of 8.0MeV～22MeV～163 minutes, and the β ray of Isodose
Irradiation 72～127 minutes；
3rd step: the mixed-powder processed through the 2nd step is dissolved in 3-phenoxy benzyl-2,2-dimethyl-3-(2,2-dichloroethylene
Base) in-1-cyclopropanecarboxylcompound, add reactor, agitator speed is 102rpm～172rpm, and temperature is 54 DEG C～107 DEG C,
Starting vacuum pump makes the vacuum of reactor reach-0.28MPa～2.24MPa, keeps this state response 15～22 hours；Pressure release
And it is passed through radon gas, making reacting kettle inner pressure is 0.52MPa～1.28MPa, and insulation stands 18～34 hours；Agitator speed promotes
To 184rpm～256rpm, simultaneous reactions still pressure release to 0MPa；It is sequentially added into Z-(1R, S)-cis-2,2-dimethyl-3-(2-
Chloro-3,3,3-tri-fluoro-1-acrylic) cyclopropane-carboxylic acid, (1R)-trans-2,2-dimethyl-3-(2-methyl-1-propylene base)-ring
After propanecarboxylic acid's-3-phenoxy benzyl ester is completely dissolved, add cross-linking agent stirring mixing so that the hydrophilic and oleophilic of reactor solution
Equilibrium valve is 4.8～7.6, and insulation stands 8～14 hours；
4th step: when agitator speed is 118rpm～183rpm, is sequentially added into 6-[(2-ethoxy) amino]-4-methyl-2-
[[3-(2-benzyl ethyoxyl) propyl group] amino]-3-pyridine nitrile, N-[5-[double (2-methoxy ethyl) amino]-2-[(2-cyanogen
Base-4,6-dinitrophenyl) azo] phenyl]-acetamide, N-[5-(acetylamino)-4-[(2-bromo-4,6-dinitrophenyl)
Azo]-2-methoxyphenyl]-Β-alanine-2-methoxy ethyl ester and N-[5-[two (2-ethoxy) amino]-2-
[(2-bromo-6-cyano group-4-nitrobenzophenone) azo] phenyl] acetamide, promote reactor pressure so that it is reach 0.8MPa～
1.4MPa, temperature is 127 DEG C～204 DEG C, polyreaction 21～36 hours；After having reacted, reacting kettle inner pressure is down to
0MPa, is cooled to 36 DEG C～48 DEG C, and discharging enters molding press and can be prepared by inductive probe (6-4).
5. the method for work of a portable minisize Doppler ultrasound equipment, it is characterised in that the method includes following several
Individual step:
1st step: joint power supply, staff presses the press button (6-3) on probe pen (6) insulation crust (6-2), sensing is visited
Head (6-4) is placed on and needs diagnostic position, and regular the most slowly moves inductive probe (6-4)；
2nd step: during inductive probe (6-4) is the most mobile, piezoelectric quartz crystal (6-8) receives electrode cable (6-11)
The pulse signal of transmission produces mechanical ultrasonic vibration, and supersonic vibration is converted to the signal of telecommunication；At piezoelectric quartz crystal (6-8)
During producing mechanical ultrasonic vibration, acoustic insulation layer (6-10) stops ultrasonic energy to be launched to insulation crust (6-2), causes
Reflection interference；Pad sound-absorbing material (6-9) is decayed and absorbs the ultrasonic energy of piezoelectric quartz crystal (6-8) backward radiation, makes to surpass
Acoustic energy can not in inductive probe (6-4) roundtrip, thus decrease the sensitive time of inductive probe (6-4)；
3rd step: after the ultrasonic emitting circuit (101) that is made up of piezoelectric quartz crystal (6-8) launches ultrasound wave, signal receive and
Signal conditioning circuit (103) carries out detection, Filtering Processing to ultrasonic signal, and the ultrasonic signal after process is through high-speed a/d
Capture card (104) carries out data acquisition, and the data of collection are entered in the storage of PC data by PC isa bus interface (105)
The heart, instrument drivers (106) carries out image conversion process to the data gathered, and staff is by regulation control panel (4)
Button and knob, by observing the imaging on image viewing screen (3), by image adjustment to the best visual effect, further to institute
The image at diagnosis position is observed and is diagnosed.
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| CN112401978A (en) * | 2020-11-19 | 2021-02-26 | 华中科技大学同济医学院附属协和医院 | External shock wave device for assisting in discharging blood clots in bladder |
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Application publication date: 20161207 |